Msi CX700D Manual do Utilizador descarregar pdf (Página 60)

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MS-9802 Mainboard

must be removed from the IRQ pool, the end user can use these settings to

reserve the IRQ by assigning an [Reserved] setting to it. Onboard I/O is

configured by BIOS. All IRQs used by onboard I/O are configured as

[Available]. If all IRQs are set to [Reserved], and IRQ 14/15 are allocated to

the onboard PCI IDE, IRQ 9 will still be available for PCI and PnP devices.

Important

IRQ (Interrupt Request) lines are system resources allocated to I/O devices.

When an I/O device needs to gain attention of the operating system, it signals

this by causing an IRQ to occur. After receiving the signal, when the operating

system is ready, the system will interrupt itself and perform the service re-

quired by the I/O device.

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Msi CX700D Manual do Utilizador Página 60